DEVICE FOR TESTING LEARNINGS Russian patent published in 1996 - IPC

Abstract RU 2060558 C1

FIELD: educational means. SUBSTANCE: device has base made in the form of two-plate arrays with holes, spring-loaded punches mounted in holes of array, and elements for selecting answer. Device is also provided with displacement handle of top plate of base and punches, and guides. Springs of punches are mounted between top plate of base and restricting beads of punches. Elements for selecting answer are made in the form of perforated arrays and mounted under lower plate of base. Handle is mounted onto top plate for motion along guides of punches connected with plate. EFFECT: improved quality of testing. 4 dwg

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RU 2 060 558 C1

Authors

Ivanov Igor' Serafimovich

Dates

1996-05-20Published

1993-11-22Filed